#include <stdio.h>
int main() {
    int day = 10;
    int chocolate = 1;
    int total =0;

    for (int i = 1; i <=day; i++) {
        total +=chocolate;
        chocolate = chocolate* 2;
    }
     printf("小明妈妈总共买了 %d 块巧克力\n", chocolate);
     return 0;
}